I am currently in class 11 an d will be appearing for iitjee in 2013,could I get any suggestions and tips for effective smart study in my preparation for iitjee?

It is always suggested that you should start preparing for IIT JEE exam when you enters 11 standard. The best way is to clear all the concepts and fundas of physics, chemistry and maths. You should also opt for entrance exam preparation course from any renowned institute. This will clear your vission for exam and help you attaining the desired result.